{include file="common/header" /}
<style>
    .layui-icon-file:before {
        content: "" !important;
    }
</style>
<div class="layui-card">
    <div class="layui-card-header">
        <span class="layui-breadcrumb">
         {$nav}
        </span>
    </div>
    <div class="layui-card-body">

